collunarium

例句：

1. 1.The collunarium is a small, circular room with a large window.
   这个小圆房间有一个大窗户。
2. 2. She entered the collunarium and closed the door behind her.
   她走进了小圆房间，关上门。
3. 3. The collunarium was filled with books and papers.
   小圆房间摆满了书籍和文件。